public class YeniBirSinif {
    public static void main(String[] args) {
       	    YeniBirSinif ybs1 = new YeniBirSinif(); 
	    YeniBirSinif ybs2 = new YeniBirSinif(); 
	    System.out.println("YeniBirSinif.toString() " + ybs1 ) ;
	    System.out.println("YeniBirSinif.toString() " + ybs2 ) ;
	    System.out.println("ybs1.equals(ybs2) " + ybs1.equals(ybs2) ) ;
	    // ....
    }
}
